Today | Weather | Tuesday, July 28, 2026

Weather in Lynn, Massachusetts

12:03 PM
Now
Cloudy Weather
75° F
Feels Like 84°
Precipitation 7 %
Wind 10 mph
UV Index (0 - 11+) 8
Humidity 70 %
Today
Partly Sunny with Showers
Day 79°
Night 66°
Precipitation 63 %
Wind 10 mph
UV Index (0 - 11+) 9

Warning: High UV Index Today: 9

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

Lynn Weather Forecast Updated

54 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (July 28, 2025)
Cloudy Weather

Day

82°

Night

70°

Wind

6 mph

UV Index

9

Precipitation

0 %

Air Quality in Lynn

NOW
49 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 6.68 µg/m³
PM10 12.23 µg/m³
O3 0.053 ppm
NO2 0.6 ppb
SO2 0.3 ppb
CO 0.10 ppm
NH3 0.01 µg/m³
NO 0.11 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.56.68 µg/m³
PM1012.23 µg/m³
O3104.82 µg/m³
NO21.19 µg/m³
SO20.67 µg/m³
CO117.51 µg/m³
NH30.01 µg/m³
NO0.11 µg/m³